Co Khi Chinh Xac Yen Ha LTD Address: Yen Ha Hamlet, Hai Boi Commune, Dong Anh District, Ha Noi City Enterprise code: 0108956337 Phone: 0989892382 Representative: Bui Danh Truong Hai Boi Commune, Dong Anh District, Ha Noi CityFounding date: 25 - 10 - 2019